मराठी
सी.आई.एस.सी.ई.आयसीएसई ICSE Class 8

Find the Cube-root of 3375 X 512

Advertisements
Advertisements

प्रश्न

Find the cube-root of 3375 x 512

बेरीज
Advertisements

उत्तर

3375 x 512
= `root(3)(3375 xx 512)`
= `sqrt(15 xx 15 xx 15 xx 8 xx 8 xx 8)`
 = 15 x 8
= 120

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 4: Cubes and Cube Roots - Exercise 4 (B) [पृष्ठ ५१]

APPEARS IN

सेलिना Concise Mathematics [English] Class 8 ICSE
पाठ 4 Cubes and Cube Roots
Exercise 4 (B) | Q 2.7 | पृष्ठ ५१

संबंधित प्रश्‍न

Find the smallest number by which the following number must be multiplied to obtain a perfect cube.

243


Parikshit makes a cuboid of plasticine of sides 5cm, 2cm, 5cm. How many such cuboids will he need to form a cube?


Find the  cubes of the number 21 .


Write the cubes of 5 natural numbers of the form 3n + 2 (i.e. 5, 8, 11, ...) and verify the following:
'The cube of a natural number of the form 3n + 2 is a natural number of the same form i.e. when it is dividend by 3 the remainder is 2'.


Which of the following is  perfect cube? 

166375


By which smallest number must the following number be divided so that the quotient is a perfect cube?

 35721


Find if the following number is not a perfect cube? 

243


Write true (T) or false (F) for the following statement:

If a and b are integers such that a2 > b2, then a3 > b3.


Which of the following number is cube of negative integer - 2197.


Show that the following integer is cube of negative integer. Also, find the integer whose cube is the given integer −2744000 .


Find the cube root of the following integer  −5832 .


Making use of the cube root table, find the cube root
1100 .


Find if the following number is a perfect cube?
1331


Find the cube-root of 3375.


Find the smallest number by which 10985 should be divided so that the quotient is a perfect cube


If the cube of a squared number is 729, find the square root of that number


If a2 ends in 5, then a3 ends in 25.


Three numbers are in the ratio 2 : 3 : 4. The sum of their cubes is 0.334125. Find the numbers.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×